PC cooling using 1000 ft^2 geothermal
 

Are you still using heat sinks and fans to cool your computer? Lame. Tearing up your property to bury geothermal coils is definitely the way to go. [Romir] has been working on this for about a month and is just getting back data from the first multi-day tests.

http://hackaday.com/2010/03/22/pc-co...t2-geothermal/